49574980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27239}}^1$

素因数の和:27268

約数の個数: 48

約数和(自身を含む): 128136960

約数和(自身を除く): 78561980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 27239, 54478, 108956, 136195, 190673, 272390, 354107, 381346, 544780, 708214, 762692, 953365, 1416428, 1770535, 1906730, 2478749, 3541070, 3813460, 4957498, 7082140, 9914996, 12393745, 24787490, 49574980]

約数ペア:

[(1, 49574980), (2, 24787490), (4, 12393745), (5, 9914996), (7, 7082140), (10, 4957498), (13, 3813460), (14, 3541070), (20, 2478749), (26, 1906730), (28, 1770535), (35, 1416428), (52, 953365), (65, 762692), (70, 708214), (91, 544780), (130, 381346), (140, 354107), (182, 272390), (260, 190673), (364, 136195), (455, 108956), (910, 54478), (1820, 27239)]